Samsung KFN4G16Q2A Computer Drive User Manual


 
MuxOneNAND2G(KFM2G16Q2A-DEBx)
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FLASH MEMORY
MuxOneNAND4G(KFN4G16Q2A-DEBx)
3.1.1 Reset MuxOneNAND Command
The Reset command is given by writing 00F0h to the boot partition address. Reset will return all default values into the device.
3.1.2 Load MuxOneNAND Command
Load Data into Buffer command is a two-cycle command. Two sequential designated command activates this operation. Sequentially writing
00E0h and 0000h to the boot partition [0000h~01FFh, 8000h~800Fh] will load one page to DataRAM0. This operation refers to FBA and FPA.
FSA, BSA, and BSC are not considered.
At the end of this operation, FPA will be automatically increased by 1. So continuous issue of this command will sequentially load data in next
page to DataRAM0. This page address increment is restricted within a block.
The default value of FBA and FPA is 0. Therefore, initial issue of this command after power on will load the first page of memory, which is usu-
ally boot code.
3.1.3 Read Identification Data Command
The Read Identification Data command consists of two cycles. It gives out the devices identification data according to the given address. The
first cycle is 0090h to the boot partition address and second cycle is read from the addresses specified in Identification Data Description Table.
Identification Data Description
NOTE :
1) Refer to Device ID Register (Chapter 2.8.3)
2)To read the write protection status, FBA has to be set before issuing this command.
Address Data Out
0000h Manufacturer ID (00ECh)
0001h
Device ID
1)
0002h
Current Block Write Protection Status
2)